Home / 324,770,443.40-487,295,633.10-188,572,248.20

Finding the Fourth Proportional to 324,770,443.40, 487,295,633.10 and 188,572,248.20

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Solution

The fourth proportional to 324,770,443.40, 487,295,633.10 and 188,572,248.20 is: 282,939,642.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,770,443.40 : 487,295,633.10 = 188,572,248.20 : x
  2. Step 2: Convert to fraction form
    324,770,443.40/487,295,633.10 = 188,572,248.20/x
  3. Step 3: Cross multiply
    324,770,443.40x = 487,295,633.10 × 188,572,248.20
  4. Step 4: Simplify right side
    324,770,443.40x = 91,890,433,071,709,328
  5. Step 5: Solve for x
    x = 91,890,433,071,709,328/324,770,443.40
  6. Step 6: Final answer
    x = 282,939,642.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.